<nav class="navbar-default navbar-static-side" role="navigation">
    <div class="nav-close"><i class="fa fa-times-circle"></i>
    </div>
    <div class="sidebar-collapse">
        <ul class="nav" id="side-menu">
            <li class="nav-header">
                <div class="dropdown profile-element">
<!--                    <span><img alt="image" class="imimcircle" src="img/profile_small.jpg" /></span>-->
                    <a data-toggle="dropdown" class="dropdown-toggle" href="#">
                                <span class="clear">
                               <span class="block m-t-xs"><strong class="font-bold">{$user_info.username}</strong></span>
                                <span class="text-muted text-xs block">用户<b class="caret"></b></span>
                                </span>
                    </a>
                    <ul class="dropdown-menu animated fadeInRight m-t-xs">
                        <li><a class="J_menuItem" href="#">预留项</a>
                        </li>
                        <li class="divider"></li>
                        <li><a href="{:url('admin/index/logout')}">安全退出</a>
                        </li>
                    </ul>
                </div>
                <div class="logo-element">博+
                </div>
            </li>
            <li>
                <a class="J_menuItem" href="index_v1.html">
                    <i class="fa fa-home"></i>
                    <span class="nav-label">概览</span>
                </a>
            </li>

            <!--无限级分类后台菜单 开始-->
            {volist name="firstnav" id="vo"}
                {equal name="$vo.name" value="#"}
                    <li>
                        <a href="#">
                            <i class="layui-icon {$vo.icon}"></i>
                            <span class="nav-label">{$vo.title}</span>
                            <span class="fa arrow"></span>
                        </a>
                        <ul class="nav nav-second-level">
                            {volist name="$vo.SecNav" id="nav"}
                            <li>
                                <a class="J_menuItem" href="{$nav.name}">{$nav.title}</a>
                            </li>
                            {/volist}
                        </ul>
                    </li>
                {else /}
                    <li>
                        <a class="J_menuItem" href="{$vo.name}">
                            <i class="layui-icon {$vo.icon}"></i>
                            <span class="nav-label">{$vo.title}</span>
                        </a>
                    </li>
                {/equal}
            {/volist}
            <!--无限级分类后台菜单 结束-->
        </ul>
    </div>
</nav>